feat(session): 重构会话管理和Redis缓存机制

service/prompt/prompt_compose_service.go

@@ -198,13 +198,10 @@ func handleCallbackSuccess(ctx context.Context, req *dto.CallbackReq, composeTas
 	buildType := gconv.Int(payload["buildType"])
 	if buildType == public.BuildTypePrompt && sessionId != "" && nodeId != "" {
 		// 4) 获取历史内容并拼接
-		history, _ := session.GetHistoryMessages(ctx, sessionId, nodeId)
-		for _, msg := range history {
-			role := gconv.String(msg["role"])
-			if role != "user" && role != "assistant" {
-				continue
-			}
-		}
+		_, _ = session.GetHistoryMessages(ctx, &dto.GetHistoryMessagesReq{
+			SessionId: sessionId,
+			NodeId:    nodeId,
+		})
 		// 5) 存储提示词结果作为历史请求
 		if userMsg := util.ExtractUserText(messages); userMsg != nil {
 			epicycleId, err = dao.ComposeSession.Insert(ctx, &entity.ComposeSession{
@@ -261,11 +258,15 @@ func parseMessagesForResponse(messages any) any {
 }
 
 func GetPromptText(ctx context.Context, req *dto.GetPromptTextReq) (*dto.GetPromptTextRes, error) {
-	// 1) 获取基础数据
 
-	// 4) 模拟历史拼接
-	history, _ := session.GetHistoryMessages(ctx, "88888888", "node1")
+	history, err := session.GetHistoryMessages(ctx, &dto.GetHistoryMessagesReq{
+		SessionId: "88888888",
+		NodeId:    "node1",
+	})
+	if err != nil {
+		return nil, err
+	}
 	return &dto.GetPromptTextRes{
-		Messages: history,
+		Messages: history.Messages,
 	}, nil
 }